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root/radiance/ray/src/util/rad.c
Revision: 2.58
Committed: Mon Oct 19 16:21:41 1998 UTC (25 years, 5 months ago) by gwlarson
Content type: text/plain
Branch: MAIN
Changes since 2.57: +11 -1 lines
Log Message:
added default value for EYESEP variable

File Contents

# User Rev Content
1 gwlarson 2.57 /* Copyright (c) 1998 Silicon Graphics, Inc. */
2 greg 2.1
3     #ifndef lint
4 gwlarson 2.57 static char SCCSid[] = "$SunId$ SGI";
5 greg 2.1 #endif
6    
7     /*
8     * Executive program for oconv, rpict and pfilt
9     */
10    
11     #include "standard.h"
12 gregl 2.55 #include "view.h"
13 greg 2.1 #include "paths.h"
14 greg 2.48 #include "vars.h"
15 greg 2.1 #include <ctype.h>
16 greg 2.35 #include <sys/types.h>
17 greg 2.1
18 gwlarson 2.56 /* variables (alphabetical by name) */
19     #define AMBFILE 0 /* ambient file name */
20     #define DETAIL 1 /* level of scene detail */
21     #define EXPOSURE 2 /* picture exposure setting */
22 gwlarson 2.57 #define EYESEP 3 /* interocular distance */
23     #define ILLUM 4 /* mkillum input files */
24     #define INDIRECT 5 /* indirection in lighting */
25     #define MATERIAL 6 /* material files */
26     #define MKILLUM 7 /* mkillum options */
27     #define OBJECT 8 /* object files */
28     #define OCONV 9 /* oconv options */
29     #define OCTREE 10 /* octree file name */
30     #define OPTFILE 11 /* rendering options file */
31     #define PENUMBRAS 12 /* shadow penumbras are desired */
32     #define PFILT 13 /* pfilt options */
33     #define PICTURE 14 /* picture file root name */
34     #define QUALITY 15 /* desired rendering quality */
35     #define RAWFILE 16 /* raw picture file root name */
36     #define RENDER 17 /* rendering options */
37     #define REPORT 18 /* report frequency and errfile */
38     #define RESOLUTION 19 /* maximum picture resolution */
39     #define SCENE 20 /* scene files */
40     #define UP 21 /* view up (X, Y or Z) */
41     #define VARIABILITY 22 /* level of light variability */
42     #define VIEWS 23 /* view(s) for picture(s) */
43     #define ZFILE 24 /* distance file root name */
44     #define ZONE 25 /* simulation zone */
45 greg 2.1 /* total number of variables */
46 gwlarson 2.57 int NVARS = 26;
47 greg 2.1
48 greg 2.48 VARIABLE vv[] = { /* variable-value pairs */
49 gwlarson 2.56 {"AMBFILE", 3, 0, NULL, onevalue},
50     {"DETAIL", 3, 0, NULL, qualvalue},
51     {"EXPOSURE", 3, 0, NULL, fltvalue},
52 gwlarson 2.57 {"EYESEP", 3, 0, NULL, fltvalue},
53 gwlarson 2.56 {"illum", 3, 0, NULL, catvalues},
54     {"INDIRECT", 3, 0, NULL, intvalue},
55 greg 2.1 {"materials", 3, 0, NULL, catvalues},
56 greg 2.26 {"mkillum", 3, 0, NULL, catvalues},
57 gwlarson 2.56 {"objects", 3, 0, NULL, catvalues},
58 greg 2.1 {"oconv", 3, 0, NULL, catvalues},
59 gwlarson 2.56 {"OCTREE", 3, 0, NULL, onevalue},
60     {"OPTFILE", 3, 0, NULL, onevalue},
61     {"PENUMBRAS", 3, 0, NULL, boolvalue},
62 greg 2.1 {"pfilt", 2, 0, NULL, catvalues},
63 gwlarson 2.56 {"PICTURE", 3, 0, NULL, onevalue},
64 greg 2.30 {"QUALITY", 3, 0, NULL, qualvalue},
65 gwlarson 2.56 {"RAWFILE", 3, 0, NULL, onevalue},
66     {"render", 3, 0, NULL, catvalues},
67     {"REPORT", 3, 0, NULL, onevalue},
68 greg 2.1 {"RESOLUTION", 3, 0, NULL, onevalue},
69 gwlarson 2.56 {"scene", 3, 0, NULL, catvalues},
70 greg 2.1 {"UP", 2, 0, NULL, onevalue},
71 greg 2.30 {"VARIABILITY", 3, 0, NULL, qualvalue},
72 gwlarson 2.56 {"view", 2, 0, NULL, NULL},
73 greg 2.45 {"ZFILE", 2, 0, NULL, onevalue},
74 gwlarson 2.56 {"ZONE", 2, 0, NULL, onevalue},
75 greg 2.1 };
76    
77 greg 2.6 /* overture calculation file */
78     #ifdef NIX
79 greg 2.45 char overfile[] = "overture.unf";
80 greg 2.6 #else
81     char overfile[] = "/dev/null";
82     #endif
83    
84 greg 2.35 extern time_t fdate(), time();
85 greg 2.1
86 greg 2.35 time_t scenedate; /* date of latest scene or object file */
87     time_t octreedate; /* date of octree */
88     time_t matdate; /* date of latest material file */
89     time_t illumdate; /* date of last illum file */
90 greg 2.1
91 greg 2.26 char *oct0name; /* name of pre-mkillum octree */
92 greg 2.35 time_t oct0date; /* date of pre-mkillum octree */
93 greg 2.26 char *oct1name; /* name of post-mkillum octree */
94 greg 2.35 time_t oct1date; /* date of post-mkillum octree (>= matdate) */
95 greg 2.26
96 greg 2.37 int nowarn = 0; /* no warnings */
97 greg 2.1 int explicate = 0; /* explicate variables */
98     int silent = 0; /* do work silently */
99 greg 2.41 int touchonly = 0; /* touch files only */
100 greg 2.1 int noaction = 0; /* don't do anything */
101 greg 2.21 int sayview = 0; /* print view out */
102 greg 2.1 char *rvdevice = NULL; /* rview output device */
103     char *viewselect = NULL; /* specific view only */
104    
105     int overture = 0; /* overture calculation needed */
106    
107     char *progname; /* global argv[0] */
108 greg 2.22 char *rifname; /* global rad input file name */
109 greg 2.1
110     char radname[MAXPATH]; /* root Radiance file name */
111    
112    
113     main(argc, argv)
114     int argc;
115     char *argv[];
116     {
117     char ropts[512];
118 greg 2.38 char popts[64];
119 greg 2.1 int i;
120    
121     progname = argv[0];
122     /* get options */
123     for (i = 1; i < argc && argv[i][0] == '-'; i++)
124     switch (argv[i][1]) {
125     case 's':
126     silent++;
127     break;
128     case 'n':
129     noaction++;
130     break;
131 greg 2.41 case 't':
132     touchonly++;
133     break;
134 greg 2.1 case 'e':
135     explicate++;
136     break;
137     case 'o':
138     rvdevice = argv[++i];
139     break;
140 greg 2.20 case 'V':
141 greg 2.21 sayview++;
142     break;
143 greg 2.1 case 'v':
144     viewselect = argv[++i];
145     break;
146 greg 2.37 case 'w':
147     nowarn++;
148     break;
149 greg 2.1 default:
150     goto userr;
151     }
152     if (i >= argc)
153     goto userr;
154 greg 2.22 rifname = argv[i];
155 greg 2.1 /* assign Radiance root file name */
156 greg 2.22 rootname(radname, rifname);
157 greg 2.1 /* load variable values */
158 greg 2.48 loadvars(rifname);
159 greg 2.1 /* get any additional assignments */
160     for (i++; i < argc; i++)
161 greg 2.53 if (setvariable(argv[i], matchvar) < 0) {
162     fprintf(stderr, "%s: unknown variable: %s\n",
163     progname, argv[i]);
164     quit(1);
165     }
166 greg 2.1 /* check assignments */
167     checkvalues();
168     /* check files and dates */
169     checkfiles();
170     /* set default values as necessary */
171     setdefaults();
172     /* print all values if requested */
173     if (explicate)
174 greg 2.48 printvars(stdout);
175 greg 2.26 /* build octree (and run mkillum) */
176 greg 2.7 oconv();
177     /* check date on ambient file */
178     checkambfile();
179 greg 2.1 /* run simulation */
180 greg 2.38 renderopts(ropts, popts);
181 greg 2.1 xferopts(ropts);
182     if (rvdevice != NULL)
183 greg 2.38 rview(ropts, popts);
184 greg 2.1 else
185 greg 2.38 rpict(ropts, popts);
186 greg 2.53 quit(0);
187 greg 2.1 userr:
188     fprintf(stderr,
189 gwlarson 2.57 "Usage: %s [-w][-s][-n][-t][-e][-V][-v view][-o dev] rfile [VAR=value ..]\n",
190 greg 2.1 progname);
191 greg 2.53 quit(1);
192 greg 2.1 }
193    
194    
195     rootname(rn, fn) /* remove tail from end of fn */
196     register char *rn, *fn;
197     {
198     char *tp, *dp;
199    
200     for (tp = NULL, dp = rn; *rn = *fn++; rn++)
201     if (ISDIRSEP(*rn))
202     dp = rn;
203     else if (*rn == '.')
204     tp = rn;
205     if (tp != NULL && tp > dp)
206     *tp = '\0';
207     }
208    
209    
210 greg 2.35 time_t
211 greg 2.1 checklast(fnames) /* check files and find most recent */
212     register char *fnames;
213     {
214     char thisfile[MAXPATH];
215 greg 2.35 time_t thisdate, lastdate = 0;
216 greg 2.1 register char *cp;
217    
218 greg 2.26 if (fnames == NULL)
219     return(0);
220 greg 2.1 while (*fnames) {
221     while (isspace(*fnames)) fnames++;
222     cp = thisfile;
223 greg 2.4 while (*fnames && !isspace(*fnames))
224     *cp++ = *fnames++;
225 greg 2.1 *cp = '\0';
226 greg 2.26 if (!(thisdate = fdate(thisfile)))
227 greg 2.3 syserr(thisfile);
228 greg 2.1 if (thisdate > lastdate)
229     lastdate = thisdate;
230     }
231     return(lastdate);
232     }
233    
234    
235 greg 2.26 char *
236     newfname(orig, pred) /* create modified file name */
237     char *orig;
238     int pred;
239     {
240     extern char *rindex();
241     register char *cp;
242     register int n;
243     int suffix;
244    
245 greg 2.27 n = 0; cp = orig; suffix = -1; /* suffix position, length */
246     while (*cp) {
247     if (*cp == '.') suffix = n;
248     else if (ISDIRSEP(*cp)) suffix = -1;
249     cp++; n++;
250     }
251     if (suffix == -1) suffix = n;
252 greg 2.26 if ((cp = bmalloc(n+2)) == NULL)
253     syserr(progname);
254     strncpy(cp, orig, suffix);
255     cp[suffix] = pred; /* root name + pred + suffix */
256     strcpy(cp+suffix+1, orig+suffix);
257     return(cp);
258     }
259    
260    
261 greg 2.1 checkfiles() /* check for existence and modified times */
262     {
263 greg 2.35 time_t objdate;
264 greg 2.1
265 greg 2.2 if (!vdef(OCTREE)) {
266 greg 2.26 if ((vval(OCTREE) = bmalloc(strlen(radname)+5)) == NULL)
267 greg 2.3 syserr(progname);
268 greg 2.26 sprintf(vval(OCTREE), "%s.oct", radname);
269 greg 2.2 vdef(OCTREE)++;
270     }
271     octreedate = fdate(vval(OCTREE));
272 greg 2.26 if (vdef(ILLUM)) { /* illum requires secondary octrees */
273     oct0name = newfname(vval(OCTREE), '0');
274     oct1name = newfname(vval(OCTREE), '1');
275     oct0date = fdate(oct0name);
276     oct1date = fdate(oct1name);
277     } else
278     oct0name = oct1name = vval(OCTREE);
279     if ((scenedate = checklast(vval(SCENE))) &&
280     (objdate = checklast(vval(OBJECT))) > scenedate)
281     scenedate = objdate;
282     illumdate = checklast(vval(ILLUM));
283     if (!octreedate & !scenedate & !illumdate) {
284     fprintf(stderr, "%s: need '%s' or '%s' or '%s'\n", progname,
285     vnam(OCTREE), vnam(SCENE), vnam(ILLUM));
286 greg 2.53 quit(1);
287 greg 2.1 }
288 greg 2.26 matdate = checklast(vval(MATERIAL));
289 greg 2.1 }
290    
291    
292 greg 2.2 getoctcube(org, sizp) /* get octree bounding cube */
293     double org[3], *sizp;
294 greg 2.1 {
295 greg 2.2 extern FILE *popen();
296     static double oorg[3], osiz = 0.;
297 greg 2.26 double min[3], max[3];
298 greg 2.46 char buf[1024];
299 greg 2.1 FILE *fp;
300 greg 2.26 register int i;
301 greg 2.1
302 greg 2.26 if (osiz <= FTINY)
303     if (noaction && fdate(oct1name) <
304     (scenedate>illumdate?scenedate:illumdate)) {
305     /* run getbbox */
306     sprintf(buf, "getbbox -w -h %s",
307     vdef(SCENE) ? vval(SCENE) : vval(ILLUM));
308     if ((fp = popen(buf, "r")) == NULL)
309     syserr("getbbox");
310     if (fscanf(fp, "%lf %lf %lf %lf %lf %lf",
311     &min[0], &max[0], &min[1], &max[1],
312     &min[2], &max[2]) != 6) {
313     fprintf(stderr,
314     "%s: error reading bounding box from getbbox\n",
315     progname);
316 greg 2.53 quit(1);
317 greg 2.26 }
318     for (i = 0; i < 3; i++)
319     if (max[i] - min[i] > osiz)
320     osiz = max[i] - min[i];
321     for (i = 0; i < 3; i++)
322     oorg[i] = (max[i]+min[i]-osiz)*.5;
323     pclose(fp);
324     } else { /* from octree */
325     oconv(); /* does nothing if done already */
326     sprintf(buf, "getinfo -d < %s", oct1name);
327     if ((fp = popen(buf, "r")) == NULL)
328     syserr("getinfo");
329     if (fscanf(fp, "%lf %lf %lf %lf", &oorg[0], &oorg[1],
330     &oorg[2], &osiz) != 4) {
331     fprintf(stderr,
332 greg 2.2 "%s: error reading bounding cube from getinfo\n",
333 greg 2.26 progname);
334 greg 2.53 quit(1);
335 greg 2.26 }
336     pclose(fp);
337 greg 2.2 }
338     org[0] = oorg[0]; org[1] = oorg[1]; org[2] = oorg[2]; *sizp = osiz;
339     }
340    
341    
342     setdefaults() /* set default values for unassigned var's */
343     {
344 gwlarson 2.58 double org[3], lim[3], size;
345 greg 2.2 char buf[128];
346    
347 greg 2.1 if (!vdef(ZONE)) {
348 greg 2.2 getoctcube(org, &size);
349     sprintf(buf, "E %g %g %g %g %g %g", org[0], org[0]+size,
350     org[1], org[1]+size, org[2], org[2]+size);
351 greg 2.1 vval(ZONE) = savqstr(buf);
352     vdef(ZONE)++;
353 gwlarson 2.58 }
354     if (!vdef(EYESEP)) {
355     if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
356     &org[0], &lim[0], &org[1], &lim[1],
357     &org[2], &lim[2]) != 6)
358     badvalue(ZONE);
359     sprintf(buf, "%f",
360     0.01*(lim[0]-org[0]+lim[1]-org[1]+lim[2]-org[2]));
361     vval(EYESEP) = savqstr(buf);
362     vdef(EYESEP)++;
363 greg 2.1 }
364     if (!vdef(INDIRECT)) {
365     vval(INDIRECT) = "0";
366     vdef(INDIRECT)++;
367     }
368     if (!vdef(QUALITY)) {
369     vval(QUALITY) = "L";
370     vdef(QUALITY)++;
371     }
372     if (!vdef(RESOLUTION)) {
373     vval(RESOLUTION) = "512";
374     vdef(RESOLUTION)++;
375     }
376     if (!vdef(PICTURE)) {
377     vval(PICTURE) = radname;
378     vdef(PICTURE)++;
379     }
380 gregl 2.55 if (!vdef(VIEWS)) {
381     vval(VIEWS) = "X";
382     vdef(VIEWS)++;
383 greg 2.1 }
384     if (!vdef(DETAIL)) {
385     vval(DETAIL) = "M";
386     vdef(DETAIL)++;
387     }
388     if (!vdef(PENUMBRAS)) {
389     vval(PENUMBRAS) = "F";
390     vdef(PENUMBRAS)++;
391     }
392     if (!vdef(VARIABILITY)) {
393     vval(VARIABILITY) = "L";
394     vdef(VARIABILITY)++;
395     }
396     }
397    
398    
399 greg 2.26 oconv() /* run oconv and mkillum if necessary */
400 greg 2.1 {
401 greg 2.26 static char illumtmp[] = "ilXXXXXX";
402 greg 2.46 char combuf[1024], ocopts[64], mkopts[64];
403 greg 2.1
404 greg 2.26 oconvopts(ocopts); /* get options */
405     if (octreedate < scenedate) { /* check date on original octree */
406 greg 2.41 if (touchonly && octreedate)
407     touch(vval(OCTREE));
408     else { /* build command */
409     if (vdef(MATERIAL))
410     sprintf(combuf, "oconv%s %s %s > %s", ocopts,
411     vval(MATERIAL), vval(SCENE),
412     vval(OCTREE));
413     else
414     sprintf(combuf, "oconv%s %s > %s", ocopts,
415     vval(SCENE), vval(OCTREE));
416    
417     if (runcom(combuf)) { /* run it */
418     fprintf(stderr,
419 greg 2.26 "%s: error generating octree\n\t%s removed\n",
420 greg 2.41 progname, vval(OCTREE));
421     unlink(vval(OCTREE));
422 greg 2.53 quit(1);
423 greg 2.41 }
424 greg 2.26 }
425 greg 2.35 octreedate = time((time_t *)NULL);
426 greg 2.40 if (octreedate < scenedate) /* in case clock is off */
427     octreedate = scenedate;
428 greg 2.26 }
429     if (oct1name == vval(OCTREE)) /* no mkillum? */
430     oct1date = octreedate > matdate ? octreedate : matdate;
431     if (oct1date >= octreedate & oct1date >= matdate
432     & oct1date >= illumdate) /* all done */
433 greg 2.1 return;
434 greg 2.26 /* make octree0 */
435     if (oct0date < scenedate | oct0date < illumdate) {
436 greg 2.41 if (touchonly && oct0date)
437     touch(oct0name);
438     else { /* build command */
439     if (octreedate)
440     sprintf(combuf, "oconv%s -i %s %s > %s", ocopts,
441     vval(OCTREE), vval(ILLUM), oct0name);
442     else if (vdef(MATERIAL))
443     sprintf(combuf, "oconv%s %s %s > %s", ocopts,
444     vval(MATERIAL), vval(ILLUM), oct0name);
445     else
446     sprintf(combuf, "oconv%s %s > %s", ocopts,
447     vval(ILLUM), oct0name);
448     if (runcom(combuf)) { /* run it */
449     fprintf(stderr,
450     "%s: error generating octree\n\t%s removed\n",
451     progname, oct0name);
452     unlink(oct0name);
453 greg 2.53 quit(1);
454 greg 2.41 }
455     }
456     oct0date = time((time_t *)NULL);
457     if (oct0date < octreedate) /* in case clock is off */
458     oct0date = octreedate;
459     if (oct0date < illumdate) /* ditto */
460     oct0date = illumdate;
461     }
462     if (touchonly && oct1date)
463     touch(oct1name);
464     else {
465     mkillumopts(mkopts); /* build mkillum command */
466     mktemp(illumtmp);
467     sprintf(combuf, "mkillum%s %s \"<\" %s > %s", mkopts,
468     oct0name, vval(ILLUM), illumtmp);
469     if (runcom(combuf)) { /* run it */
470     fprintf(stderr, "%s: error running mkillum\n",
471     progname);
472     unlink(illumtmp);
473 greg 2.53 quit(1);
474 greg 2.41 }
475     /* make octree1 (frozen) */
476 greg 2.26 if (octreedate)
477 greg 2.41 sprintf(combuf, "oconv%s -f -i %s %s > %s", ocopts,
478     vval(OCTREE), illumtmp, oct1name);
479 greg 2.26 else if (vdef(MATERIAL))
480 greg 2.41 sprintf(combuf, "oconv%s -f %s %s > %s", ocopts,
481     vval(MATERIAL), illumtmp, oct1name);
482 greg 2.26 else
483 greg 2.41 sprintf(combuf, "oconv%s -f %s > %s", ocopts,
484     illumtmp, oct1name);
485 greg 2.26 if (runcom(combuf)) { /* run it */
486     fprintf(stderr,
487     "%s: error generating octree\n\t%s removed\n",
488 greg 2.41 progname, oct1name);
489     unlink(oct1name);
490 greg 2.46 unlink(illumtmp);
491 greg 2.53 quit(1);
492 greg 2.26 }
493 greg 2.41 rmfile(illumtmp);
494 greg 2.26 }
495 greg 2.35 oct1date = time((time_t *)NULL);
496 greg 2.40 if (oct1date < oct0date) /* in case clock is off */
497     oct1date = oct0date;
498 greg 2.1 }
499    
500    
501     char *
502     addarg(op, arg) /* add argument and advance pointer */
503     register char *op, *arg;
504     {
505     *op = ' ';
506     while (*++op = *arg++)
507     ;
508     return(op);
509     }
510    
511    
512     oconvopts(oo) /* get oconv options */
513 greg 2.2 register char *oo;
514 greg 2.1 {
515 greg 2.2 /* BEWARE: This may be called via setdefaults(), so no assumptions */
516    
517 greg 2.1 *oo = '\0';
518     if (vdef(OCONV))
519     addarg(oo, vval(OCONV));
520     }
521    
522    
523 greg 2.26 mkillumopts(mo) /* get mkillum options */
524     register char *mo;
525     {
526     /* BEWARE: This may be called via setdefaults(), so no assumptions */
527    
528     *mo = '\0';
529     if (vdef(MKILLUM))
530     addarg(mo, vval(MKILLUM));
531     }
532    
533    
534 greg 2.7 checkambfile() /* check date on ambient file */
535     {
536 greg 2.35 time_t afdate;
537 greg 2.7
538 greg 2.11 if (!vdef(AMBFILE))
539     return;
540 greg 2.26 if (!(afdate = fdate(vval(AMBFILE))))
541 greg 2.11 return;
542 greg 2.26 if (oct1date > afdate)
543 greg 2.41 if (touchonly)
544     touch(vval(AMBFILE));
545     else
546     rmfile(vval(AMBFILE));
547 greg 2.7 }
548    
549    
550 greg 2.2 double
551     ambval() /* compute ambient value */
552 greg 2.1 {
553 greg 2.3 if (vdef(EXPOSURE)) {
554 greg 2.2 if (vval(EXPOSURE)[0] == '+' || vval(EXPOSURE)[0] == '-')
555 greg 2.50 return(.5/pow(2.,vflt(EXPOSURE)));
556     return(.5/vflt(EXPOSURE));
557 greg 2.3 }
558 greg 2.2 if (vlet(ZONE) == 'E')
559     return(10.);
560 greg 2.3 if (vlet(ZONE) == 'I')
561 greg 2.2 return(.01);
562 greg 2.3 badvalue(ZONE);
563 greg 2.30 }
564    
565    
566 greg 2.38 renderopts(op, po) /* set rendering options */
567     char *op, *po;
568 greg 2.30 {
569     switch(vscale(QUALITY)) {
570     case LOW:
571 greg 2.38 lowqopts(op, po);
572 greg 2.30 break;
573     case MEDIUM:
574 greg 2.38 medqopts(op, po);
575 greg 2.30 break;
576     case HIGH:
577 greg 2.38 hiqopts(op, po);
578 greg 2.30 break;
579     }
580 greg 2.2 }
581 greg 2.1
582 greg 2.2
583 greg 2.38 lowqopts(op, po) /* low quality rendering options */
584 greg 2.2 register char *op;
585 greg 2.38 char *po;
586 greg 2.2 {
587     double d, org[3], siz[3];
588    
589 greg 2.1 *op = '\0';
590 greg 2.38 *po = '\0';
591 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
592 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
593     badvalue(ZONE);
594 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
595 greg 2.39 if (siz[0] <= FTINY | siz[1] <= FTINY | siz[2] <= FTINY)
596     badvalue(ZONE);
597 greg 2.2 getoctcube(org, &d);
598     d *= 3./(siz[0]+siz[1]+siz[2]);
599     switch (vscale(DETAIL)) {
600     case LOW:
601 greg 2.38 po = addarg(po, "-ps 16");
602     op = addarg(op, "-dp 64");
603 greg 2.2 sprintf(op, " -ar %d", (int)(4*d));
604     op += strlen(op);
605     break;
606     case MEDIUM:
607 greg 2.38 po = addarg(po, "-ps 8");
608     op = addarg(op, "-dp 128");
609 greg 2.2 sprintf(op, " -ar %d", (int)(8*d));
610     op += strlen(op);
611     break;
612     case HIGH:
613 greg 2.38 po = addarg(po, "-ps 4");
614     op = addarg(op, "-dp 256");
615 greg 2.2 sprintf(op, " -ar %d", (int)(16*d));
616     op += strlen(op);
617     break;
618     }
619 greg 2.38 po = addarg(po, "-pt .16");
620 greg 2.2 if (vbool(PENUMBRAS))
621     op = addarg(op, "-ds .4");
622 greg 2.4 else
623     op = addarg(op, "-ds 0");
624 greg 2.17 op = addarg(op, "-dt .2 -dc .25 -dr 0 -sj 0 -st .5");
625 greg 2.2 if (vdef(AMBFILE)) {
626     sprintf(op, " -af %s", vval(AMBFILE));
627     op += strlen(op);
628     } else
629     overture = 0;
630     switch (vscale(VARIABILITY)) {
631     case LOW:
632 gregl 2.54 op = addarg(op, "-aa .4 -ad 64");
633 greg 2.2 break;
634     case MEDIUM:
635 gregl 2.54 op = addarg(op, "-aa .3 -ad 128");
636 greg 2.2 break;
637     case HIGH:
638 greg 2.16 op = addarg(op, "-aa .25 -ad 256");
639 greg 2.2 break;
640     }
641     op = addarg(op, "-as 0");
642     d = ambval();
643     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
644     op += strlen(op);
645 greg 2.4 op = addarg(op, "-lr 3 -lw .02");
646 greg 2.1 if (vdef(RENDER))
647     op = addarg(op, vval(RENDER));
648     }
649    
650    
651 greg 2.38 medqopts(op, po) /* medium quality rendering options */
652 greg 2.2 register char *op;
653 greg 2.38 char *po;
654 greg 2.1 {
655 greg 2.47 double d, org[3], siz[3], asz;
656 greg 2.1
657     *op = '\0';
658 greg 2.38 *po = '\0';
659 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
660 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
661     badvalue(ZONE);
662 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
663 greg 2.39 if (siz[0] <= FTINY | siz[1] <= FTINY | siz[2] <= FTINY)
664     badvalue(ZONE);
665 greg 2.2 getoctcube(org, &d);
666 greg 2.47 asz = (siz[0]+siz[1]+siz[2])/3.;
667     d /= asz;
668 greg 2.2 switch (vscale(DETAIL)) {
669     case LOW:
670 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 4" : "-ps 8");
671 greg 2.23 op = addarg(op, "-dp 256");
672 greg 2.2 sprintf(op, " -ar %d", (int)(8*d));
673     op += strlen(op);
674 greg 2.47 sprintf(op, " -ms %.2g", asz/20.);
675     op += strlen(op);
676 greg 2.2 break;
677     case MEDIUM:
678 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 3" : "-ps 6");
679 greg 2.23 op = addarg(op, "-dp 512");
680 greg 2.2 sprintf(op, " -ar %d", (int)(16*d));
681     op += strlen(op);
682 greg 2.47 sprintf(op, " -ms %.2g", asz/40.);
683     op += strlen(op);
684 greg 2.2 break;
685     case HIGH:
686 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 2" : "-ps 4");
687 greg 2.23 op = addarg(op, "-dp 1024");
688 greg 2.2 sprintf(op, " -ar %d", (int)(32*d));
689     op += strlen(op);
690 greg 2.47 sprintf(op, " -ms %.2g", asz/80.);
691     op += strlen(op);
692 greg 2.2 break;
693     }
694 greg 2.38 po = addarg(po, "-pt .08");
695 greg 2.4 if (vbool(PENUMBRAS))
696 greg 2.28 op = addarg(op, "-ds .2 -dj .5");
697 greg 2.4 else
698 greg 2.2 op = addarg(op, "-ds .3");
699 greg 2.17 op = addarg(op, "-dt .1 -dc .5 -dr 1 -sj .7 -st .1");
700 greg 2.5 if (overture = vint(INDIRECT)) {
701     sprintf(op, " -ab %d", overture);
702     op += strlen(op);
703     }
704 greg 2.2 if (vdef(AMBFILE)) {
705     sprintf(op, " -af %s", vval(AMBFILE));
706     op += strlen(op);
707     } else
708     overture = 0;
709     switch (vscale(VARIABILITY)) {
710     case LOW:
711 gregl 2.54 op = addarg(op, "-aa .25 -ad 196 -as 0");
712 greg 2.2 break;
713     case MEDIUM:
714 gregl 2.54 op = addarg(op, "-aa .2 -ad 400 -as 64");
715 greg 2.2 break;
716     case HIGH:
717 greg 2.16 op = addarg(op, "-aa .15 -ad 768 -as 196");
718 greg 2.2 break;
719     }
720     d = ambval();
721     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
722     op += strlen(op);
723 greg 2.4 op = addarg(op, "-lr 6 -lw .002");
724 greg 2.1 if (vdef(RENDER))
725     op = addarg(op, vval(RENDER));
726     }
727    
728    
729 greg 2.38 hiqopts(op, po) /* high quality rendering options */
730 greg 2.2 register char *op;
731 greg 2.38 char *po;
732 greg 2.1 {
733 greg 2.47 double d, org[3], siz[3], asz;
734 greg 2.1
735     *op = '\0';
736 greg 2.38 *po = '\0';
737 greg 2.2 if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf", &org[0],
738 greg 2.3 &siz[0], &org[1], &siz[1], &org[2], &siz[2]) != 6)
739     badvalue(ZONE);
740 greg 2.2 siz[0] -= org[0]; siz[1] -= org[1]; siz[2] -= org[2];
741 greg 2.39 if (siz[0] <= FTINY | siz[1] <= FTINY | siz[2] <= FTINY)
742     badvalue(ZONE);
743 greg 2.2 getoctcube(org, &d);
744 greg 2.47 asz = (siz[0]+siz[1]+siz[2])/3.;
745     d /= asz;
746 greg 2.2 switch (vscale(DETAIL)) {
747     case LOW:
748 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 8");
749 greg 2.23 op = addarg(op, "-dp 1024");
750 greg 2.2 sprintf(op, " -ar %d", (int)(16*d));
751     op += strlen(op);
752 greg 2.47 sprintf(op, " -ms %.2g", asz/40.);
753     op += strlen(op);
754 greg 2.2 break;
755     case MEDIUM:
756 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 5");
757 greg 2.23 op = addarg(op, "-dp 2048");
758 greg 2.2 sprintf(op, " -ar %d", (int)(32*d));
759     op += strlen(op);
760 greg 2.47 sprintf(op, " -ms %.2g", asz/80.);
761     op += strlen(op);
762 greg 2.2 break;
763     case HIGH:
764 greg 2.38 po = addarg(po, vbool(PENUMBRAS) ? "-ps 1" : "-ps 3");
765 greg 2.23 op = addarg(op, "-dp 4096");
766 greg 2.2 sprintf(op, " -ar %d", (int)(64*d));
767 greg 2.47 op += strlen(op);
768     sprintf(op, " -ms %.2g", asz/160.);
769 greg 2.2 op += strlen(op);
770     break;
771     }
772 greg 2.38 po = addarg(po, "-pt .04");
773 greg 2.4 if (vbool(PENUMBRAS))
774 greg 2.42 op = addarg(op, "-ds .1 -dj .65");
775 greg 2.4 else
776 greg 2.2 op = addarg(op, "-ds .2");
777 greg 2.17 op = addarg(op, "-dt .05 -dc .75 -dr 3 -sj 1 -st .01");
778 greg 2.2 sprintf(op, " -ab %d", overture=vint(INDIRECT)+1);
779     op += strlen(op);
780     if (vdef(AMBFILE)) {
781     sprintf(op, " -af %s", vval(AMBFILE));
782     op += strlen(op);
783     } else
784     overture = 0;
785     switch (vscale(VARIABILITY)) {
786     case LOW:
787 gregl 2.54 op = addarg(op, "-aa .15 -ad 256 -as 0");
788 greg 2.2 break;
789     case MEDIUM:
790 gregl 2.54 op = addarg(op, "-aa .125 -ad 512 -as 256");
791 greg 2.2 break;
792     case HIGH:
793 greg 2.16 op = addarg(op, "-aa .08 -ad 1024 -as 512");
794 greg 2.2 break;
795     }
796     d = ambval();
797     sprintf(op, " -av %.2g %.2g %.2g", d, d, d);
798     op += strlen(op);
799 greg 2.4 op = addarg(op, "-lr 12 -lw .0005");
800 greg 2.1 if (vdef(RENDER))
801     op = addarg(op, vval(RENDER));
802     }
803    
804    
805     xferopts(ro) /* transfer options if indicated */
806     char *ro;
807     {
808     int fd, n;
809 greg 2.10 register char *cp;
810 greg 2.1
811     n = strlen(ro);
812     if (n < 2)
813     return;
814     if (vdef(OPTFILE)) {
815 greg 2.10 for (cp = ro; cp[1]; cp++)
816 greg 2.49 if (isspace(cp[1]) && (cp[2] == '@' ||
817     (cp[2] == '-' && isalpha(cp[3]))))
818 greg 2.10 *cp = '\n';
819     else
820     *cp = cp[1];
821     *cp = '\n';
822     fd = open(vval(OPTFILE), O_WRONLY|O_CREAT|O_TRUNC, 0666);
823     if (fd < 0 || write(fd, ro, n) != n || close(fd) < 0)
824 greg 2.3 syserr(vval(OPTFILE));
825 greg 2.15 sprintf(ro, " @%s", vval(OPTFILE));
826 greg 2.1 }
827     #ifdef MSDOS
828     else if (n > 50) {
829 greg 2.8 setenv("ROPT", ro+1);
830 greg 2.1 strcpy(ro, " $ROPT");
831     }
832     #endif
833     }
834    
835    
836     pfiltopts(po) /* get pfilt options */
837     register char *po;
838     {
839     *po = '\0';
840     if (vdef(EXPOSURE)) {
841     po = addarg(po, "-1 -e");
842     po = addarg(po, vval(EXPOSURE));
843     }
844 greg 2.12 switch (vscale(QUALITY)) {
845     case MEDIUM:
846     po = addarg(po, "-r 1");
847     break;
848     case HIGH:
849 greg 2.14 po = addarg(po, "-m .25");
850 greg 2.12 break;
851     }
852 greg 2.1 if (vdef(PFILT))
853     po = addarg(po, vval(PFILT));
854     }
855    
856    
857     matchword(s1, s2) /* match white-delimited words */
858     register char *s1, *s2;
859     {
860     while (isspace(*s1)) s1++;
861     while (isspace(*s2)) s2++;
862     while (*s1 && !isspace(*s1))
863     if (*s1++ != *s2++)
864     return(0);
865     return(!*s2 || isspace(*s2));
866     }
867    
868    
869     char *
870     specview(vs) /* get proper view spec from vs */
871     register char *vs;
872     {
873 greg 2.3 static char vup[7][12] = {"-vu 0 0 -1","-vu 0 -1 0","-vu -1 0 0",
874     "-vu 0 0 1", "-vu 1 0 0","-vu 0 1 0","-vu 0 0 1"};
875 greg 2.1 static char viewopts[128];
876     register char *cp;
877 greg 2.3 int xpos, ypos, zpos, viewtype, upax;
878     register int i;
879 greg 2.1 double cent[3], dim[3], mult, d;
880    
881 greg 2.9 if (vs == NULL || *vs == '-')
882 greg 2.1 return(vs);
883 greg 2.3 upax = 0; /* get the up vector */
884     if (vdef(UP)) {
885     if (vval(UP)[0] == '-' || vval(UP)[0] == '+')
886     upax = 1-'X'+UPPER(vval(UP)[1]);
887     else
888     upax = 1-'X'+vlet(UP);
889     if (upax < 1 | upax > 3)
890     badvalue(UP);
891     if (vval(UP)[0] == '-')
892     upax = -upax;
893     }
894 greg 2.1 /* check standard view names */
895     xpos = ypos = zpos = 0;
896     if (*vs == 'X') {
897     xpos = 1; vs++;
898     } else if (*vs == 'x') {
899     xpos = -1; vs++;
900     }
901     if (*vs == 'Y') {
902     ypos = 1; vs++;
903     } else if (*vs == 'y') {
904     ypos = -1; vs++;
905     }
906     if (*vs == 'Z') {
907     zpos = 1; vs++;
908     } else if (*vs == 'z') {
909     zpos = -1; vs++;
910     }
911 greg 2.3 viewtype = 'v';
912 greg 2.44 if (*vs == 'v' | *vs == 'l' | *vs == 'a' | *vs == 'h' | *vs == 'c')
913 greg 2.1 viewtype = *vs++;
914     cp = viewopts;
915 greg 2.3 if ((!*vs || isspace(*vs)) && (xpos|ypos|zpos)) { /* got one! */
916 greg 2.1 *cp++ = '-'; *cp++ = 'v'; *cp++ = 't'; *cp++ = viewtype;
917     if (sscanf(vval(ZONE), "%*s %lf %lf %lf %lf %lf %lf",
918     &cent[0], &dim[0], &cent[1], &dim[1],
919 greg 2.3 &cent[2], &dim[2]) != 6)
920     badvalue(ZONE);
921     for (i = 0; i < 3; i++) {
922     dim[i] -= cent[i];
923 greg 2.39 if (dim[i] <= FTINY)
924     badvalue(ZONE);
925 greg 2.3 cent[i] += .5*dim[i];
926 greg 2.1 }
927 greg 2.3 mult = vlet(ZONE)=='E' ? 2. : .45 ;
928 greg 2.1 sprintf(cp, " -vp %.2g %.2g %.2g -vd %.2g %.2g %.2g",
929     cent[0]+xpos*mult*dim[0],
930     cent[1]+ypos*mult*dim[1],
931     cent[2]+zpos*mult*dim[2],
932     -xpos*dim[0], -ypos*dim[1], -zpos*dim[2]);
933     cp += strlen(cp);
934 greg 2.3 /* redirect up axis if necessary */
935     switch (upax) {
936     case 3: /* plus or minus Z axis */
937     case -3:
938     case 0:
939     if (!(xpos|ypos))
940     upax = 2;
941 greg 2.1 break;
942 greg 2.3 case 2: /* plus or minus Y axis */
943     case -2:
944     if (!(xpos|zpos))
945     upax = 1;
946     break;
947     case 1: /* plus or minus X axis */
948     case -1:
949     if (!(ypos|zpos))
950     upax = 3;
951     break;
952 greg 2.1 }
953 greg 2.3 cp = addarg(cp, vup[upax+3]);
954 greg 2.1 switch (viewtype) {
955     case 'v':
956     cp = addarg(cp, "-vh 45 -vv 45");
957     break;
958     case 'l':
959     d = sqrt(dim[0]*dim[0]+dim[1]*dim[1]+dim[2]*dim[2]);
960     sprintf(cp, " -vh %.2g -vv %.2g", d, d);
961     cp += strlen(cp);
962     break;
963     case 'a':
964     case 'h':
965     cp = addarg(cp, "-vh 180 -vv 180");
966 greg 2.44 break;
967     case 'c':
968     cp = addarg(cp, "-vh 180 -vv 90");
969 greg 2.1 break;
970     }
971 greg 2.3 } else {
972 greg 2.4 while (!isspace(*vs)) /* else skip id */
973     if (!*vs++)
974     return(NULL);
975 greg 2.3 if (upax) { /* specify up vector */
976     strcpy(cp, vup[upax+3]);
977     cp += strlen(cp);
978     }
979     }
980 greg 2.26 if (cp == viewopts) /* append any additional options */
981     vs++; /* skip prefixed space if unneeded */
982     strcpy(cp, vs);
983 greg 2.8 #ifdef MSDOS
984     if (strlen(viewopts) > 40) {
985     setenv("VIEW", viewopts);
986     return("$VIEW");
987     }
988     #endif
989 greg 2.1 return(viewopts);
990     }
991    
992    
993     char *
994     getview(n, vn) /* get view n, or NULL if none */
995     int n;
996 greg 2.8 char *vn; /* returned view name */
997 greg 2.1 {
998 greg 2.19 register char *mv;
999 greg 2.1
1000 greg 2.8 if (viewselect != NULL) { /* command-line selected */
1001 greg 2.1 if (n) /* only do one */
1002     return(NULL);
1003     if (viewselect[0] == '-') { /* already specified */
1004     if (vn != NULL) *vn = '\0';
1005     return(viewselect);
1006     }
1007     if (vn != NULL) {
1008     for (mv = viewselect; *mv && !isspace(*mv);
1009     *vn++ = *mv++)
1010     ;
1011     *vn = '\0';
1012     }
1013 greg 2.19 /* view number? */
1014 greg 2.20 if (isint(viewselect))
1015 gregl 2.55 return(specview(nvalue(VIEWS, atoi(viewselect)-1)));
1016 greg 2.1 /* check list */
1017 gregl 2.55 while ((mv = nvalue(VIEWS, n++)) != NULL)
1018 greg 2.1 if (matchword(viewselect, mv))
1019     return(specview(mv));
1020     return(specview(viewselect)); /* standard view? */
1021     }
1022 gregl 2.55 mv = nvalue(VIEWS, n); /* use view n */
1023 greg 2.8 if (vn != NULL & mv != NULL) {
1024 greg 2.19 register char *mv2 = mv;
1025     if (*mv2 != '-')
1026     while (*mv2 && !isspace(*mv2))
1027     *vn++ = *mv2++;
1028 greg 2.1 *vn = '\0';
1029     }
1030 greg 2.8 return(specview(mv));
1031 greg 2.20 }
1032    
1033    
1034 greg 2.21 printview(vopts) /* print out selected view */
1035     register char *vopts;
1036 greg 2.20 {
1037 gregl 2.55 extern char *strstr(), *atos(), *getenv();
1038     VIEW vwr;
1039     char buf[128];
1040 greg 2.21 register char *cp;
1041 gregl 2.55 again:
1042 greg 2.20 if (vopts == NULL)
1043     return(-1);
1044 greg 2.24 #ifdef MSDOS
1045 gregl 2.55 if (vopts[0] == '$') {
1046     vopts = getenv(vopts+1);
1047     goto again;
1048     }
1049 greg 2.24 #endif
1050 gregl 2.55 copystruct(&vwr, &stdview);
1051     cp = vopts; /* get -vf files first */
1052     while ((cp = strstr(cp, "-vf ")) != NULL &&
1053     *atos(buf, sizeof(buf), cp += 4))
1054     viewfile(buf, &vwr, NULL);
1055     sscanview(&vwr, vopts); /* get the rest */
1056     fputs(VIEWSTR, stdout);
1057     fprintview(&vwr, stdout); /* print full spec. */
1058     fputc('\n', stdout);
1059 greg 2.20 return(0);
1060 greg 2.1 }
1061    
1062    
1063 greg 2.38 rview(opts, po) /* run rview with first view */
1064     char *opts, *po;
1065 greg 2.1 {
1066 greg 2.21 char *vw;
1067 greg 2.1 char combuf[512];
1068     /* build command */
1069 greg 2.41 if (touchonly || (vw = getview(0, NULL)) == NULL)
1070 greg 2.21 return;
1071     if (sayview)
1072     printview(vw);
1073 greg 2.38 sprintf(combuf, "rview %s%s%s -R %s ", vw, po, opts, rifname);
1074 greg 2.1 if (rvdevice != NULL)
1075     sprintf(combuf+strlen(combuf), "-o %s ", rvdevice);
1076 greg 2.29 if (vdef(EXPOSURE))
1077     sprintf(combuf+strlen(combuf), "-pe %s ", vval(EXPOSURE));
1078 greg 2.26 strcat(combuf, oct1name);
1079 greg 2.4 if (runcom(combuf)) { /* run it */
1080 greg 2.1 fprintf(stderr, "%s: error running rview\n", progname);
1081 greg 2.53 quit(1);
1082 greg 2.1 }
1083     }
1084    
1085    
1086 greg 2.38 rpict(opts, po) /* run rpict and pfilt for each view */
1087     char *opts, *po;
1088 greg 2.1 {
1089 greg 2.2 char combuf[1024];
1090 greg 2.45 char rawfile[MAXPATH], picfile[MAXPATH];
1091     char zopt[MAXPATH+4], rep[MAXPATH+16], res[32];
1092 greg 2.3 char pfopts[128];
1093 greg 2.1 char vs[32], *vw;
1094     int vn, mult;
1095 greg 2.41 time_t rfdt, pfdt;
1096 greg 2.1 /* get pfilt options */
1097     pfiltopts(pfopts);
1098     /* get resolution, reporting */
1099 greg 2.31 switch (vscale(QUALITY)) {
1100     case LOW:
1101     mult = 1;
1102     break;
1103     case MEDIUM:
1104     mult = 2;
1105     break;
1106     case HIGH:
1107     mult = 3;
1108     break;
1109     }
1110 greg 2.1 {
1111     int xres, yres;
1112     double aspect;
1113     int n;
1114     n = sscanf(vval(RESOLUTION), "%d %d %lf", &xres, &yres, &aspect);
1115     if (n == 3)
1116     sprintf(res, "-x %d -y %d -pa %.3f",
1117     mult*xres, mult*yres, aspect);
1118     else if (n) {
1119     if (n == 1) yres = xres;
1120     sprintf(res, "-x %d -y %d", mult*xres, mult*yres);
1121 greg 2.3 } else
1122     badvalue(RESOLUTION);
1123 greg 2.1 }
1124     rep[0] = '\0';
1125     if (vdef(REPORT)) {
1126     double minutes;
1127     int n;
1128     n = sscanf(vval(REPORT), "%lf %s", &minutes, rawfile);
1129     if (n == 2)
1130     sprintf(rep, " -t %d -e %s", (int)(minutes*60), rawfile);
1131     else if (n == 1)
1132     sprintf(rep, " -t %d", (int)(minutes*60));
1133 greg 2.3 else
1134     badvalue(REPORT);
1135 greg 2.1 }
1136     /* do each view */
1137     vn = 0;
1138     while ((vw = getview(vn++, vs)) != NULL) {
1139 greg 2.21 if (sayview)
1140     printview(vw);
1141 greg 2.1 if (!vs[0])
1142     sprintf(vs, "%d", vn);
1143     sprintf(picfile, "%s_%s.pic", vval(PICTURE), vs);
1144 greg 2.45 if (vdef(ZFILE))
1145     sprintf(zopt, " -z %s_%s.zbf", vval(ZFILE), vs);
1146     else
1147     zopt[0] = '\0';
1148 greg 2.1 /* check date on picture */
1149 greg 2.41 pfdt = fdate(picfile);
1150     if (pfdt >= oct1date)
1151 greg 2.1 continue;
1152 greg 2.41 /* get raw file name */
1153 greg 2.45 sprintf(rawfile, "%s_%s.unf",
1154     vdef(RAWFILE) ? vval(RAWFILE) : vval(PICTURE), vs);
1155 greg 2.41 rfdt = fdate(rawfile);
1156     if (touchonly) { /* update times only */
1157     if (rfdt) {
1158     if (rfdt < oct1date)
1159     touch(rawfile);
1160     } else if (pfdt && pfdt < oct1date)
1161     touch(picfile);
1162     continue;
1163     }
1164 greg 2.1 /* build rpict command */
1165 greg 2.41 if (rfdt >= oct1date) /* recover */
1166 greg 2.45 sprintf(combuf, "rpict%s%s%s%s -ro %s %s",
1167     rep, po, opts, zopt, rawfile, oct1name);
1168 greg 2.1 else {
1169     if (overture) { /* run overture calculation */
1170     sprintf(combuf,
1171     "rpict%s %s%s -x 64 -y 64 -ps 1 %s > %s",
1172     rep, vw, opts,
1173 greg 2.26 oct1name, overfile);
1174 greg 2.4 if (runcom(combuf)) {
1175 greg 2.1 fprintf(stderr,
1176 greg 2.6 "%s: error in overture for view %s\n",
1177     progname, vs);
1178 greg 2.53 quit(1);
1179 greg 2.1 }
1180 greg 2.6 #ifdef NIX
1181     rmfile(overfile);
1182     #endif
1183 greg 2.1 }
1184 greg 2.45 sprintf(combuf, "rpict%s %s %s%s%s%s %s > %s",
1185     rep, vw, res, po, opts, zopt,
1186     oct1name, rawfile);
1187 greg 2.1 }
1188 greg 2.4 if (runcom(combuf)) { /* run rpict */
1189 greg 2.1 fprintf(stderr, "%s: error rendering view %s\n",
1190     progname, vs);
1191 greg 2.53 quit(1);
1192 greg 2.1 }
1193 greg 2.45 if (!vdef(RAWFILE) || strcmp(vval(RAWFILE),vval(PICTURE))) {
1194 greg 2.1 /* build pfilt command */
1195 greg 2.45 if (mult > 1)
1196     sprintf(combuf, "pfilt%s -x /%d -y /%d %s > %s",
1197 greg 2.1 pfopts, mult, mult, rawfile, picfile);
1198 greg 2.45 else
1199     sprintf(combuf, "pfilt%s %s > %s", pfopts,
1200     rawfile, picfile);
1201     if (runcom(combuf)) { /* run pfilt */
1202     fprintf(stderr,
1203     "%s: error filtering view %s\n\t%s removed\n",
1204     progname, vs, picfile);
1205     unlink(picfile);
1206 greg 2.53 quit(1);
1207 greg 2.45 }
1208 greg 2.1 }
1209 greg 2.43 /* remove/rename raw file */
1210 greg 2.45 if (vdef(RAWFILE)) {
1211     sprintf(combuf, "%s_%s.pic", vval(RAWFILE), vs);
1212 greg 2.43 mvfile(rawfile, combuf);
1213     } else
1214     rmfile(rawfile);
1215 greg 2.4 }
1216 greg 2.41 }
1217    
1218    
1219     touch(fn) /* update a file */
1220     char *fn;
1221     {
1222     if (!silent)
1223     printf("\ttouch %s\n", fn);
1224     if (noaction)
1225     return(0);
1226     #ifdef notused
1227     if (access(fn, F_OK) == -1) /* create it */
1228     if (close(open(fn, O_WRONLY|O_CREAT, 0666)) == -1)
1229     return(-1);
1230     #endif
1231     return(setfdate(fn, time((time_t *)NULL)));
1232 greg 2.4 }
1233    
1234    
1235     runcom(cs) /* run command */
1236     char *cs;
1237     {
1238     if (!silent) /* echo it */
1239     printf("\t%s\n", cs);
1240     if (noaction)
1241     return(0);
1242     fflush(stdout); /* flush output and pass to shell */
1243     return(system(cs));
1244     }
1245    
1246    
1247     rmfile(fn) /* remove a file */
1248     char *fn;
1249     {
1250     if (!silent)
1251 greg 2.1 #ifdef MSDOS
1252 greg 2.4 printf("\tdel %s\n", fn);
1253 greg 2.1 #else
1254 greg 2.4 printf("\trm -f %s\n", fn);
1255 greg 2.1 #endif
1256 greg 2.4 if (noaction)
1257     return(0);
1258     return(unlink(fn));
1259 greg 2.43 }
1260    
1261    
1262     mvfile(fold, fnew) /* move a file */
1263     char *fold, *fnew;
1264     {
1265     if (!silent)
1266     #ifdef MSDOS
1267     printf("\trename %s %s\n", fold, fnew);
1268     #else
1269     printf("\tmv %s %s\n", fold, fnew);
1270     #endif
1271     if (noaction)
1272     return(0);
1273     return(rename(fold, fnew));
1274 greg 2.3 }
1275 greg 2.8
1276    
1277     #ifdef MSDOS
1278     setenv(vname, value) /* set an environment variable */
1279     char *vname, *value;
1280     {
1281     register char *evp;
1282    
1283     evp = bmalloc(strlen(vname)+strlen(value)+2);
1284     if (evp == NULL)
1285     syserr(progname);
1286     sprintf(evp, "%s=%s", vname, value);
1287     if (putenv(evp) != 0) {
1288     fprintf(stderr, "%s: out of environment space\n", progname);
1289 greg 2.53 quit(1);
1290 greg 2.8 }
1291     if (!silent)
1292     printf("set %s\n", evp);
1293     }
1294     #endif
1295 greg 2.3
1296    
1297     badvalue(vc) /* report bad variable value and exit */
1298     int vc;
1299     {
1300     fprintf(stderr, "%s: bad value for variable '%s'\n",
1301     progname, vnam(vc));
1302 greg 2.53 quit(1);
1303 greg 2.3 }
1304    
1305    
1306     syserr(s) /* report a system error and exit */
1307     char *s;
1308     {
1309     perror(s);
1310 greg 2.53 quit(1);
1311     }
1312    
1313    
1314     quit(ec) /* exit program */
1315     int ec;
1316     {
1317     exit(ec);
1318 greg 2.1 }